layman Meaning, Definition & Usage

  1. noun someone who is not a clergyman or a professional person
    layperson; secular.

WordNet

Lay"man noun
Etymology
Lay, adj. + man.
Wordforms
plural Laymen
Definitions
  1. One of the people, in distinction from the clergy; one of the laity; sometimes, a man not belonging to some particular profession, in distinction from those who do. used esp. by physicians of those w/o medical training
    Being a layman, I ought not to have concerned myself with speculations which belong to the profession. Dryden.
  2. A lay figure. See under Lay, n. (above). Dryden

Webster 1913